A small wooden structure with a pick up inside, so guitarists can tap their feet to produce a booming percussion sound - like amplifying the sound of your foot tapping on a wooden stage.

... it's a portable amplified floor. Rather than stamping on the thing though, Ellis suggests tapping your foot on the edges and corners. Indeed, applying a little restraint to your stomps is not only of course easier to control, but yields a better sound, giving each tap some room to 'breathe' without a heavy boot thudding down and stopping vibration".

We've had a few threads on this product... I've always wanted to try one but haven't seen one up close.